Korean naval bolt-firing cannons (Chongtong)
The first one is a chija-ch’ongt’ong which was the second largest of the cannons that appeared in the mid-1500s. The second was a pyorhwangja which was a swivel gun variant of the smallest cannon, the hwangja, which appeared during the Imjin War or shortly after. The third was a hyonja which was the second smallest. […]
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